refactor: consolidate service registration into AddMoneyMapCore extension

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

MoneyMap.Core/ServiceCollectionExtensions.cs

@@ -0,0 +1,53 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using MoneyMap.Data;
+using MoneyMap.Services;
+using MoneyMap.Services.AITools;
+
+namespace MoneyMap.Core;
+
+public static class ServiceCollectionExtensions
+{
+    public static IServiceCollection AddMoneyMapCore(
+        this IServiceCollection services, IConfiguration configuration)
+    {
+        services.AddDbContext<MoneyMapContext>(options =>
+            options.UseSqlServer(configuration.GetConnectionString("MoneyMapDb")));
+
+        services.AddMemoryCache();
+
+        // Core transaction and import services
+        services.AddScoped<ITransactionImporter, TransactionImporter>();
+        services.AddScoped<ICardResolver, CardResolver>();
+        services.AddScoped<ITransactionCategorizer, TransactionCategorizer>();
+        services.AddScoped<ITransactionService, TransactionService>();
+        services.AddScoped<ITransactionStatisticsService, TransactionStatisticsService>();
+
+        // Entity management services
+        services.AddScoped<IAccountService, AccountService>();
+        services.AddScoped<ICardService, CardService>();
+        services.AddScoped<IMerchantService, MerchantService>();
+        services.AddScoped<IBudgetService, BudgetService>();
+
+        // Receipt services
+        services.AddScoped<IReceiptMatchingService, ReceiptMatchingService>();
+        services.AddScoped<IReceiptManager, ReceiptManager>();
+        services.AddScoped<IReceiptAutoMapper, ReceiptAutoMapper>();
+        services.AddScoped<IPdfToImageConverter, PdfToImageConverter>();
+
+        // Reference data and dashboard
+        services.AddScoped<IReferenceDataService, ReferenceDataService>();
+        services.AddScoped<IDashboardService, DashboardService>();
+        services.AddScoped<IDashboardStatsCalculator, DashboardStatsCalculator>();
+        services.AddScoped<ITopCategoriesProvider, TopCategoriesProvider>();
+        services.AddScoped<IRecentTransactionsProvider, RecentTransactionsProvider>();
+        services.AddScoped<ISpendTrendsProvider, SpendTrendsProvider>();
+
+        // AI services
+        services.AddScoped<IAIToolExecutor, AIToolExecutor>();
+        services.AddScoped<IFinancialAuditService, FinancialAuditService>();
+
+        return services;
+    }
+}